Check mmap() return value and unmap at the end
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parent
38f429a3d2
commit
fe6144793f
4
tr.c
4
tr.c
@ -124,6 +124,8 @@ main(int argc, char *argv[])
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mappings = (wchar_t *)mmap(NULL, 0x110000 * sizeof(wchar_t),
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PROT_READ|PROT_WRITE, MAP_ANON|MAP_PRIVATE, -1, 0);
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if (mappings == MAP_FAILED)
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eprintf("mmap:");
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ARGBEGIN {
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default:
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@ -147,5 +149,7 @@ main(int argc, char *argv[])
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if(ferror(stdin))
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eprintf("<stdin>: read error:");
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munmap(mappings, 0x110000 * sizeof(wchar_t));
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return EXIT_SUCCESS;
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}
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